package com.peak.spring.boot.api.entity;

import java.io.Serializable;

import javax.persistence.MappedSuperclass;
import javax.persistence.Transient;

import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;

import com.peak.spring.boot.api.constant.Constants;

@MappedSuperclass
public abstract class Identity implements Serializable {

	private static final long serialVersionUID = Constants.SERIAL_VERSION;

	/** 逻辑主键 */
	protected Integer id;

	@Transient
	public abstract Integer getId();

	public void setId(Integer id) {
		this.id = id;
	}

	@Override
	public String toString() {
		return ToStringBuilder.reflectionToString(this, ToStringStyle.SIMPLE_STYLE);
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((id == null) ? 0 : id.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Identity other = (Identity) obj;
		if (id == null) {
			if (other.id != null)
				return false;
		} else if (!id.equals(other.id))
			return false;
		return true;
	}

}
